PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A2981Plate,identification

Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic · NSN 9905-01-121-7919 · FSC 9905 · No Item Name Available
Verified by PartsTable
NSN 9905-01-121-7919 — this item is cataloged by the U.S. Government under National Stock Number 9905-01-121-7919. Primary manufacturer part number: A2981.
Features
  • Plate,identification — FSC 9905
  • Material: ALUMINUM ALLOY
  • Marking Designation: LEGEND FIRST SIDE
  • Length: 1.875 INCHES NOMINAL IN
  • Basic Shape Style: CRESCENT W/POINTED ENDS
  • Thickness: 0.010 INCHES MINIMUM AND 0.020 INCHES MAXIMUM IN
  • Width: 0.625 INCHES NOMINAL IN
  • Inscription: 1ST INSCRIPTION: TWIN DISC INCORPORATED; 2ND INSCRIPTION: RACINE, WIS.; 3RD INSCRIPTION: MADE IN U.S.A.; 4TH INSCRIPTION: SPEC. NO. --- FIRST SIDE
Applications
  • Applications requiring Aluminum Alloy construction
General Description

The Plate,identification, cataloged under National Stock Number 9905-01-121-7919, is classified within Federal Supply Class 9905 (No Item Name Available) of the Miscellaneous group. The primary manufacturer of record is Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN9905-01-121-7919
Primary Part NumberA2981
Item NamePlate,identification
FSC / FSG9905 / 99 — No Item Name Available
ManufacturerTwin Disc, Incorporated Dba Twin Disc Mid-Atlantic
StatusACTIVE
MaterialALUMINUM ALLOY
Marking DesignationLEGEND FIRST SIDE
Length1.875 INCHES NOMINAL IN
Basic Shape StyleCRESCENT W/POINTED ENDS
Thickness0.010 INCHES MINIMUM AND 0.020 INCHES MAXIMUM IN
Width0.625 INCHES NOMINAL IN
Inscription1ST INSCRIPTION: TWIN DISC INCORPORATED; 2ND INSCRIPTION: RACINE, WIS.; 3RD INSCRIPTION: MADE IN U.S.A.; 4TH INSCRIPTION: SPEC. NO. --- FIRST SIDE
Attachment MethodHOLE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
2915-00-613-5189 INTERCHANGEABLE
Seal
5962-01-082-5260710245-19 INTERCHANGEABLE
Microcircuit,digital-Linear
Raytheon Company Div Rmd Strategic
Cross-Reference Index
Part NumberManufacturer
A2981 PRIMARY Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)
Related Parts
2915-00-613-5189INTERCHANGEABLE
SEAL
5962-01-082-5260INTERCHANGEABLE
MICROCIRCUIT,DIGITAL-LINEAR
710245-19

Frequently Asked Questions

What is NSN 9905-01-121-7919?

NSN 9905-01-121-7919 is a Plate,identification, manufactured by Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic, classified under FSC 9905 (No Item Name Available). Status: active.

What are the part numbers for NSN 9905-01-121-7919?

NSN 9905-01-121-7919 has 1 cross-referenced part number: A2981 (Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic).

What NSN replaces 9905-01-121-7919?

There are 2 known substitutes for 9905-01-121-7919: 2915-00-613-5189, 5962-01-082-5260. Verify interchangeability with system specifications before substitution.

What are the specifications of A2981?

Key specifications for A2981: Material: ALUMINUM ALLOY; Marking Designation: LEGEND FIRST SIDE; Length: 1.875 INCHES NOMINAL IN; Basic Shape Style: CRESCENT W/POINTED ENDS. 9 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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